$OpenBSD: patch-color_c,v 1.1 2017/05/12 20:27:25 naddy Exp $

Index: color.c
--- color.c.orig
+++ color.c
@@ -19,6 +19,7 @@
 
 #include <curses.h>
 #include <ctype.h>
+#include <unistd.h>
 #include "sc.h"
 
 /* a linked list of free [struct ent]'s, uses .next as the pointer */
